Ader Black Barbell Olympic Weight Lifting Chain Set 30, 45, 60pound (3 Pairs and 6 Collars) Heavy duty forged steel weight lifting chain Non-toxic black oxide finish dipped in oil 1/2", 5/8", 3/4" Chains are about 60" long. 3 pairs of chains & 6 Zinc shaft collars to secure the chains. Total weight is about 135 lbs (30, 45, 60 lb) Ships to all 50 States, APO, FPO, and P.O. Box